Astronomy is the study of extraterrestrial objects and phenomena, while cosmology is the branch of astronomy that studies the origin of the universe and its evolution. For example, the big bang, the origin of the chemical elements, and the cosmic microwave background are all topics in cosmology.

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What does astronomy mean in simple words?

What does astronomy mean in simple words?
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Astronomy studies everything in the universe outside the Earth’s atmosphere. To see also : How does astronomy affect our lives. This includes objects we see with the naked eye, such as the sun, moon, planets and stars.

How to pronounce NASA?

What do you mean by astronomy? Astronomy studies everything in the universe outside the Earth’s atmosphere. This includes objects we see with the naked eye, such as the sun, moon, planets and stars. It also includes objects that we only see with telescopes or other instruments, such as distant galaxies and small particles.